Granted Patent
Utility
US 6,289,112 · App. 09/030,438
System and method for determining block direction in fingerprint images
Inventors:
Anil K. Jain, Lin Hong, Rudolf Maarten Bolle, Sharathchandra U. Pankanti
Patented Case
View Patent ↗
Granted: Sep 11, 2001
Filed: Feb 25, 1998
Inventors
Anil K. Jain
Lin Hong
Rudolf Maarten Bolle
Sharathchandra U. Pankanti
Assignee (at issue)
International Business Machines Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.